65322110411661 has 16 divisors (see below), whose sum is σ = 87215449899200. Its totient is φ = 43488424222848.

The previous prime is 65322110411627. The next prime is 65322110411699. The reversal of 65322110411661 is 16611401122356.

It is not a de Polignac number, because 65322110411661 - 2⁷ = 65322110411533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65322110411861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 156065115 + ... + 156483111.

It is an arithmetic number, because the mean of its divisors is an integer number (5450965618700).

Almost surely, 2^{65322110411661} is an apocalyptic number.

It is an amenable number.

65322110411661 is a deficient number, since it is larger than the sum of its proper divisors (21893339487539).

65322110411661 is a wasteful number, since it uses less digits than its factorization.

65322110411661 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 489228.

The product of its (nonzero) digits is 51840, while the sum is 39.

The spelling of 65322110411661 in words is "sixty-five trillion, three hundred twenty-two billion, one hundred ten million, four hundred eleven thousand, six hundred sixty-one".